Description:Storage System : StorageWorks Modular Smart Array 500 (Generation 2) - Dual port Ultra320 14-slot array - Includes array two Smart Array 642 Controllers and 256MB Battery Backed Write Cache (BBWC) which can be Upgraded to 512MB*** Any single item over 20lbs does not qualify for our online shipping rates. This item has a dimensional weight close to 60lbs. Please contact us for a shipping quote.